A correction is needed brought to my attention by rickmp The scale should be accurate to .1 grams, 1/10 not 1/0
You don't know what a scale is? You think this is complicated? Stick with what you know....not sure what that may be but stick with it...
Verdigris is the name for that green stuff that gets on improperly stored copper coins. There are several 'over the counter' remedies you can buy...
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